#1B503E#1B503E

#1B503E is a dark, moderate teal. Relative luminance 0.063; OKLCH L 39.0% C 0.064 H 167.4°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#1B503E
RGB	rgb(27, 80, 62)
HSL	hsl(160, 50%, 21%)
HSV	hsv(160, 66%, 31%)
CMYK	cmyk(66.3%, 0%, 22.5%, 68.6%)
CIE-LAB	lab(30.20, -22.51, 5.48)
CIE-LCH	lch(30.20, 23.17, 166.33°)
OKLab	oklab(39.03% -0.0627 0.014)
OKLCH	oklch(39.03% 0.064 167.4)
XYZ	xyz(4.1897, 6.3177, 5.5551)
Luminance	0.0632 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B503E #501B2D

analogous

#1B5023 #1B503E #1B4750

triadic

#1B503E #3E1B50 #503E1B

tetradic

#1B503E #231B50 #501B2D #47501B

square

#1B503E #231B50 #501B2D #47501B

split-complementary

#1B503E #501B47 #50231B

monochromatic

#081712 #0C221B #1B503E #2A7E61 #3AAC85

Accessibility & contrast

On white

9.28

#1B503E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#1B503E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B503E

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B503E	#FFFFFF	#000000	##FFFFFF
##1B503E	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4A3D

Deuteranopia (green-blind)

#46453F

Tritanopia (blue-blind)

#00504B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1b503e;
/* rgb */ color: rgb(27, 80, 62);
/* oklch */ color: oklch(39.0% 0.064 167.4);

Tailwind

colors: {
  custom: {
    50: '#5e8173',
    500: '#1b503e',
    950: '#000000',
  },
}

SCSS

$custom: #1b503e;
$custom-light: #5e8173;
$custom-dark: #000000;

JSON

{
  "hex": "#1b503e",
  "rgb": {
    "r": 27,
    "g": 80,
    "b": 62
  },
  "hsl": {
    "h": 159.623,
    "s": 49.533,
    "l": 20.98
  },
  "oklch": {
    "l": 0.39028,
    "c": 0.06426,
    "h": 167.4
  },
  "luminance": 0.06318
}

Semantic roles & 50–950 ramp

primary

#1B503E

secondary

#864158

accent

#4F7ED9

background

#F5F7F6

surface

#E9EEEC

border

#C5C9C7

text

#050A08

muted

#797C7B

Preview Lab

Preview with #1B503E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →